Surprise: An optical illusion isn't the same as a visual illusion.
From movie sound effects to cryptic waveforms, sound takes on many forms.
You move, I move.
It’s all thanks to your brain being energy efficient.
Why your eyes perceive the world differently from everyone else.
Möbius strips still fascinate mathematicians.
The watercolor illusion takes advantage of how our brains perceive shapes and colors
Understand this and you'll be a master spearfisher.
A quick physics lesson should clear things up
The illusion could one day help people conquer their fears
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